Your speaker could interfere with other travellers�?devices. If your speaker is just too loud, it could interfere with other passengers�?devices, like their headphones or tablets. This could make it tough for them to watch movies or listen to music. The speaker is just too loud. The FAA rules condition https://www.bluetoothspeaker.top/rgb-bluetooth-speaker-5-0-wireless-speaker-with-30w-stereo-sound-party-speakers/